Alert archive / Georgia / Tornado Watches in 2004
Tornado Watch 828
The Storm Prediction Center issued this tornado watch at Sep 16, 2004, 9:45 AM CDT for 23 counties in Alabama; 90 counties in Georgia; Anderson County, Oconee County, Pickens County, South Carolina. It was in force for 10 hr.
The area
The outline as issued.
The facts
- Issued
- Sep 16, 2004, 9:45 AM CDT (14:45 UTC)
- Expired
- Sep 16, 2004, 8:00 PM CDT
- In force
- 10 hr
- Issued by
- the Storm Prediction Center
All 116 counties
Autauga County, AL, Barbour County, AL, Bullock County, AL, Calhoun County, AL, Chambers County, AL, Cherokee County, AL, Clay County, AL, Cleburne County, AL, Coosa County, AL, DeKalb County, AL, Elmore County, AL, Etowah County, AL, Jackson County, AL, Lee County, AL, Lowndes County, AL, Macon County, AL, Marshall County, AL, Montgomery County, AL, Randolph County, AL, Russell County, AL, St. Clair County, AL, Talladega County, AL, Tallapoosa County, AL, Baldwin County, GA, Banks County, GA, Barrow County, GA, Bartow County, GA, Bibb County, GA, Bleckley County, GA, Butts County, GA, Carroll County, GA, Catoosa County, GA, Chattahoochee County, GA, Chattooga County, GA, Cherokee County, GA, Clarke County, GA, Clayton County, GA, Cobb County, GA, Coweta County, GA, Crawford County, GA, Crisp County, GA, Dade County, GA, Dawson County, GA, DeKalb County, GA, Dodge County, GA, Dooly County, GA, Douglas County, GA, Elbert County, GA, Fannin County, GA, Fayette County, GA, Floyd County, GA, Forsyth County, GA, Franklin County, GA, Fulton County, GA, Gilmer County, GA, Gordon County, GA, Greene County, GA, Gwinnett County, GA, Habersham County, GA, Hall County, GA, Hancock County, GA, Haralson County, GA, Harris County, GA, Hart County, GA, Heard County, GA, Henry County, GA, Houston County, GA, Jackson County, GA, Jasper County, GA, Jones County, GA, Lamar County, GA, Lumpkin County, GA, Macon County, GA, Madison County, GA, Marion County, GA, Meriwether County, GA, Monroe County, GA, Morgan County, GA, Murray County, GA, Muscogee County, GA, Newton County, GA, Oconee County, GA, Oglethorpe County, GA, Paulding County, GA, Peach County, GA, Pickens County, GA, Pike County, GA, Polk County, GA, Pulaski County, GA, Putnam County, GA, Rabun County, GA, Rockdale County, GA, Schley County, GA, Spalding County, GA, Stephens County, GA, Stewart County, GA, Sumter County, GA, Talbot County, GA, Taliaferro County, GA, Taylor County, GA, Towns County, GA, Troup County, GA, Twiggs County, GA, Union County, GA, Upson County, GA, Walker County, GA, Walton County, GA, Webster County, GA, White County, GA, Whitfield County, GA, Wilcox County, GA, Wilkes County, GA, Wilkinson County, GA, Anderson County, SC, Oconee County, SC, Pickens County, SC
The radar
The Atlanta radar (KFFC), 57 km from the middle of the area, began a volume at 14:44 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
Warnings issued inside it
65 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 16, 10:03 AM CDT | Severe Thunderstorm Warning | FFC | Butts, Henry | 27 min |
| Sep 16, 10:11 AM CDT | Flash Flood Warning | BMX | Autauga, Elmore, Lowndes, Montgomery | 4 hr |
| Sep 16, 10:22 AM CDT | Tornado Warning | BMX | Russell | 23 min |
| Sep 16, 10:22 AM CDT | Tornado Warning | FFC | Chattahoochee, Marion | 23 min |
| Sep 16, 10:30 AM CDT | Tornado Warning | FFC | Harris, Muscogee | 15 min |
| Sep 16, 10:54 AM CDT | Tornado Warning | BMX | Russell | 21 min |
| Sep 16, 10:57 AM CDT | Flash Flood Warning | BMX | Barbour, Bullock, Chambers, Coosa, Lee, Macon and 3 more | 4 hr |
| Sep 16, 10:59 AM CDT | Tornado Warning | FFC | Stewart | 16 min |
| Sep 16, 11:13 AM CDT | Tornado Warning | FFC | Chattahoochee, Muscogee, Stewart | 17 min |
| Sep 16, 11:16 AM CDT | Tornado Warning | FFC | Marion | 29 min |
| Sep 16, 11:40 AM CDT | Flash Flood Warning | BMX | Calhoun, Clay, Cleburne, Jefferson, Randolph, St. Clair and 2 more | 4 hr |
| Sep 16, 12:18 PM CDT | Tornado Warning | FFC | Meriwether, Talbot | 12 min |
| Sep 16, 12:45 PM CDT | Tornado Warning | FFC | Carroll, Haralson | 15 min |
| Sep 16, 12:47 PM CDT | Tornado Warning | FFC | Meriwether, Talbot | 13 min |
| Sep 16, 12:51 PM CDT | Flash Flood Warning | BMX | Blount, Cherokee, Etowah, Walker, Winston | 4 hr |
| Sep 16, 1:11 PM CDT | Tornado Warning | FFC | Haralson | 19 min |
| Sep 16, 1:26 PM CDT | Tornado Warning | FFC | Clarke, Jackson, Oconee | 34 min |
| Sep 16, 1:28 PM CDT | Tornado Warning | FFC | Floyd, Haralson, Polk | 32 min |
| Sep 16, 1:42 PM CDT | Tornado Warning | FFC | Madison, Oglethorpe | 33 min |
| Sep 16, 1:49 PM CDT | Flash Flood Warning | FFC | Coweta | 3 hr |
| Sep 16, 1:56 PM CDT | Flash Flood Warning | HUN | Marshall | 6 hr |
| Sep 16, 1:56 PM CDT | Tornado Warning | HUN | DeKalb | 19 min |
| Sep 16, 1:56 PM CDT | Tornado Warning | FFC | Lamar, Pike, Spalding | 34 min |
| Sep 16, 1:59 PM CDT | Flash Flood Warning | FFC | Carroll | 3 hr |
| Sep 16, 1:59 PM CDT | Tornado Warning | FFC | Madison, Oglethorpe | 31 min |
| Sep 16, 2:11 PM CDT | Flash Flood Warning | FFC | Douglas, Haralson, Paulding | 4 hr |
| Sep 16, 2:14 PM CDT | Tornado Warning | FFC | Madison, Oglethorpe | 31 min |
| Sep 16, 2:17 PM CDT | Flash Flood Warning | FFC | Meriwether, Talbot | 3 hr |
| Sep 16, 2:20 PM CDT | Flash Flood Warning | HUN | DeKalb | 6 hr |
| Sep 16, 2:33 PM CDT | Tornado Warning | GSP | Franklin | 42 min |
| Sep 16, 2:35 PM CDT | Tornado Warning | FFC | Pike, Upson | 25 min |
| Sep 16, 2:39 PM CDT | Tornado Warning | FFC | Monroe | 36 min |
| Sep 16, 2:44 PM CDT | Tornado Warning | HUN | DeKalb | 21 min |
| Sep 16, 2:45 PM CDT | Flash Flood Warning | FFC | Clayton, Fayette, Fulton | 3 hr |
| Sep 16, 2:50 PM CDT | Flash Flood Warning | BMX | Chambers, Lee, Tallapoosa | 3 hr |
| Sep 16, 2:55 PM CDT | Flash Flood Warning | HUN | Jackson | 6 hr |
| Sep 16, 2:55 PM CDT | Tornado Warning | FFC | Crawford, Upson | 35 min |
| Sep 16, 3:00 PM CDT | Tornado Warning | FFC | Lamar, Pike, Spalding | 30 min |
| Sep 16, 3:01 PM CDT | Flash Flood Warning | BMX | Calhoun, Clay, Cleburne, Jefferson, Randolph, St. Clair and 2 more | 5 hr |
| Sep 16, 3:06 PM CDT | Tornado Warning | FFC | Clayton, Fayette | 24 min |
| Sep 16, 3:14 PM CDT | Tornado Warning | GSP | Franklin, Stephens | 61 min |
| Sep 16, 3:27 PM CDT | Tornado Warning | FFC | Lamar, Spalding | 33 min |
| Sep 16, 3:28 PM CDT | Flash Flood Warning | FFC | Cobb | 4 hr |
| Sep 16, 3:40 PM CDT | Tornado Warning | FFC | Wilkes | 35 min |
| Sep 16, 3:48 PM CDT | Tornado Warning | GSP | Oconee | 42 min |
| Sep 16, 4:02 PM CDT | Flash Flood Warning | FFC | DeKalb, Henry, Lamar, Pike, Rockdale, Spalding and 1 more | 3 hr |
| Sep 16, 4:09 PM CDT | Tornado Warning | FFC | Bibb, Monroe | 36 min |
| Sep 16, 4:11 PM CDT | Tornado Warning | GSP | Elbert | 49 min |
| Sep 16, 4:27 PM CDT | Flash Flood Warning | FFC | Cobb, DeKalb, Fulton | 6 hr |
| Sep 16, 4:43 PM CDT | Flash Flood Warning | FFC | Cherokee | 4 hr |
| Sep 16, 4:45 PM CDT | Tornado Warning | GSP | Franklin | 45 min |
| Sep 16, 4:52 PM CDT | Tornado Warning | GSP | Hart | 53 min |
| Sep 16, 4:57 PM CDT | Flash Flood Warning | BMX | Blount, Cherokee, Etowah | 3 hr |
| Sep 16, 5:21 PM CDT | Flash Flood Warning | FFC | Forsyth, Gwinnett | 6 hr |
| Sep 16, 5:21 PM CDT | Tornado Warning | GSP | Anderson | 54 min |
| Sep 16, 5:37 PM CDT | Tornado Warning | GSP | Oconee | 53 min |
| Sep 16, 5:39 PM CDT | Flash Flood Warning | FFC | Pickens | 6 hr |
| Sep 16, 6:00 PM CDT | Flash Flood Warning | FFC | DeKalb, Fulton | 18 hr |
| Sep 16, 6:00 PM CDT | Flash Flood Warning | FFC | DeKalb, Fulton | 6 hr |
| Sep 16, 6:30 PM CDT | Flash Flood Warning | FFC | DeKalb, Fulton | 6 hr |
| Sep 16, 6:42 PM CDT | Flash Flood Warning | FFC | Bartow, Catoosa, Cherokee, Dawson, Fannin, Gilmer and 8 more | 6 hr |
| Sep 16, 7:37 PM CDT | Flash Flood Warning | FFC | Bartow, Chattooga, Dade, Floyd, Gordon, Walker | 5 hr |
| Sep 16, 7:40 PM CDT | Flash Flood Warning | FFC | Clayton | 5 hr |
| Sep 16, 7:45 PM CDT | Flash Flood Warning | HUN | DeKalb | 6 hr |
| Sep 16, 7:56 PM CDT | Flash Flood Warning | HUN | Marshall | 6 hr |
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 2.8 hours before the alert went out and 63 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 417 J/kg
- Mixed-layer CIN
- -12 J/kg
- Mixed-layer LCL
- 590 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 277 m²/s²
- 0-3 km storm-relative helicity
- 424 m²/s²
- Significant tornado parameter
- 0.8
- Supercell composite
- 4.2
The text
As transmitted, in the capitals the NWS used until 2016.
000
WWUS20 KWNS 161454
SEL8
SPC WW 161445
ALZ000-GAZ000-SCZ000-170100-
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 828
NWS STORM PREDICTION CENTER NORMAN OK
1045 AM EDT THU SEP 16 2004
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
CENTRAL AND NORTHEAST ALABAMA
CENTRAL AND NORTHERN GEORGIA
FAR NORTHWEST SOUTH CAROLINA
EFFECTIVE THIS THURSDAY MORNING AND EVENING FROM 1045 AM UNTIL 900
PM EDT.
TORNADOES...THUNDERSTORM WIND GUSTS TO 70 MPH...AND DANGEROUS
LIGHTNING ARE POSSIBLE IN THESE AREAS.
THE TORNADO WATCH AREA IS ALONG AND 110 STATUTE MILES EAST AND
WEST OF A LINE FROM 45 MILES SOUTH OF COLUMBUS GEORGIA TO 60 MILES
NORTHEAST OF ROME GEORGIA.
REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.
PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS.
OTHER WATCH INFORMATION...THIS TORNADO WATCH REPLACES TORNADO
WATCH NUMBER 826. WATCH NUMBER 826 WILL NOT BE IN EFFECT AFTER
1045 AM EDT.
DISCUSSION...DIURNAL HEATING WILL LIKELY INCREASE INTENSITY OF
CONVECTIVE BANDS ROTATING AROUND IVAN WHERE VERY STRONG LOW LEVEL
SHEAR WILL BE SUPPORTIVE OF ROTATION AND A FEW TORNADOES THROUGH THE
EARLY EVENING. MAIN THREAT AREA WILL BE ALONG AND EAST OF THE PATH
OF IVAN/S CENTER.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH EXTREME
TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI
WITH MAXIMUM TOPS TO 500. MEAN STORM MOTION VECTOR 16035.
...EVANS
315,0864 345,0862 345,0822 315,0830SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 15, 8:09 PM CDT | Mesoscale Discussion | SPC | Baldwin, Barbour, Bullock, Butler, Clarke, Coffee and 17 more | 2 hr |
| Sep 15, 10:35 PM CDT | Mesoscale Discussion | SPC | Autauga, Barbour, Bibb, Bullock, Chambers, Chilton and 20 more | 115 min |
| Sep 16, 1:10 AM CDT | Tornado Watch | SPC | Autauga, Baldwin, Barbour, Bibb, Bullock, Butler and 34 more | 9 hr |
| Sep 16, 2:57 AM CDT | Mesoscale Discussion | SPC | Autauga, Baldwin, Barbour, Bibb, Bullock, Butler and 33 more | 2 hr |
| Sep 16, 7:03 AM CDT | Mesoscale Discussion | SPC | Autauga, Baldwin, Barbour, Bibb, Bullock, Butler and 32 more | 117 min |
| Sep 16, 9:09 AM CDT | Mesoscale Discussion | SPC | Autauga, Barbour, Bullock, Butler, Calhoun, Chambers and 25 more | 66 min |
| Sep 16, 9:50 AM CDT | Tornado Watch | SPC | Coffee, Dale, Geneva, Henry, Houston, Pike | 10 hr |
| Sep 16, 1:16 PM CDT | Mesoscale Discussion | SPC | Barbour, Bullock, Calhoun, Chambers, Cherokee, Clay and 15 more | 119 min |
| Sep 16, 5:38 PM CDT | Mesoscale Discussion | SPC | Calhoun, Chambers, Cherokee, Clay, Cleburne, DeKalb and 6 more | 2 hr |
| Sep 16, 5:00 AM CDT | Tornado Watch | SPC | Atkinson, Ben Hill, Berrien, Brooks, Clinch, Coffee and 9 more | 5 hr |
| Sep 16, 9:58 AM CDT | Mesoscale Discussion | SPC | Bryan, Bulloch, Burke, Candler, Chatham, Columbia and 16 more | 2 hr |
| Sep 16, 11:20 AM CDT | Tornado Watch | SPC | Bryan, Bulloch, Burke, Candler, Chatham, Columbia and 19 more | 9 hr |
| Sep 16, 2:31 PM CDT | Mesoscale Discussion | SPC | Bulloch, Burke, Candler, Columbia, Effingham, Emanuel and 11 more | 119 min |
Nearby
Tornado Watches in Georgia, 2004Tornado Watches in Alabama, 2004Tornado Watches in South Carolina, 2004Every tornado watch in 2004
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.